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Chirp seismic reflection and navigation data collected in Chesapeake Bay...
In July 2022, the U.S. Geological Survey (USGS) and the University of Maryland’s Chesapeake Biological Laboratory conducted a study, USGS Field Activity Number (FAN)... -
Tax Administration's Real Estate - Land Data
This table contains the information about the land including land sizes (square feet & acres) and land property type for properties within Fairfax County. There is a one to... -
Chesapeake Bay Nontidal Network 1985-2017: WRTDS output data
Nitrogen, phosphorus, and suspended-sediment loads, and changes in loads, in major rivers across the Chesapeake Bay watershed have been calculated using monitoring data from the... -
2023 Cartographic Boundary File (SHP), Block Group for Virginia, 1:500,000
The 2023 cartographic boundary shapefiles are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically... -
IPSL-CM5A-MR Monthly Future Prescribed Burn Windows for the Southeast United...
Prescribed burning is a critical tool for managing wildfire risks and meeting ecological objectives, but its safe and effective application requires that specific meteorological... -
TIGER/Line Shapefile, 2021, County, Middlesex County, VA, All Roads
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File... -
Digital Geologic Map of the Storck Quadrangle, Virginia (NPS, GRD, GRE, FRSP)
The Digital Geologic Map of the Storck Quadrangle, Virginia is comprised of GIS data layers, two ancillary GIS tables, a Windows Help File with ancillary map text, figures and... -
TIGER/Line Shapefile, 2021, County, Greensville County, VA, All Roads
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master Address File... -
EnviroAtlas - Potentially Restorable Wetlands on Agricultural Land -...
This EnviroAtlas web service supports research and online mapping activities related to EnviroAtlas (https://www.epa.gov/enviroatlas). The EnviroAtlas Potentially Restorable... -
Hydrographic Datasets for Hydrologic Unit 02080103 - Rapidan-Upper Rappahannock
The Chesapeake Bay Hyper-Resolution Hydrography Database is intended to facilitate analysis of the landscape in the Chesapeake Bay watershed through identification of headwater... -
2022 Cartographic Boundary File (KML), Current Census Tract for Virginia, 1:500,000
The 2022 cartographic boundary KMLs are simplified representations of selected geographic areas from the U.S. Census Bureau's Master Address File / Topologically Integrated... -
Shapefiles of hydrogeologic unit extents and top-surface altitude contours...
A revision to the hydrogeologic framework of the Virginia coastal plain southwest of the James River was developed by USGS during 2019-2021. This revision includes modifications... -
Hampton Roads COVID-19 Planning Hub
The HRPDC will maintain this Hub to provide information, maps/data, and resources concerning the COVID-19 pandemic impact in the Hampton Roads region. More data and analysis...